`timescale 1ns/1ps

module tb_toch_key_flow_led();

reg sys_clk = 1'b0;
reg sys_rst_n;
reg touch_key;
wire [3:0] led;

touch_key_flow_led u_touch_key_flow_led(
    .sys_clk(sys_clk),
    .sys_rst_n(sys_rst_n),
    .touch_key(touch_key),	
    .led(led)
);

always #10 sys_clk = ~sys_clk;

initial begin
    sys_rst_n <= 1'b0;
    touch_key <= 1'b0;
    #100
    sys_rst_n <= 1'b1;
    touch_key <= 1'b1;
    #100
    touch_key <= 1'b0;
    #100
    touch_key <= 1'b1;
    #100
    touch_key <= 1'b0;
    #100
    touch_key <= 1'b1;
    #100
    touch_key <= 1'b0;
    #100
    touch_key <= 1'b1;
    #100
    touch_key <= 1'b0;
    #100
    touch_key <= 1'b1;
    #100
    touch_key <= 1'b0;
    #100
    touch_key <= 1'b1;
    #100
    touch_key <= 1'b0;
    #100
    touch_key <= 1'b1;
    #100
    touch_key <= 1'b0;
end

endmodule